package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface DishMapper {

    @Select("select  * from  dish where id=#{id}")
    Dish getById(Long id) ;

    /**
     * 根据分类id查询菜品数量
     * @param categoryId
     * @return
     */
    @Select("select count(id) from dish where category_id = #{categoryId}")
    Integer countByCategoryId(Long categoryId);


    @AutoFill(OperationType.INSERT)
    Long insert(Dish dish);



    Page<DishVO> pageQuery(DishPageQueryDTO dishPageQueryDTO);

    /**
     * 根据菜品id删除菜品表.
     * @param id
     */
    @Delete("Delete from dish where id =#{id}")
    void deleteById(Long id);

    void updateDish(DishDTO dishDTO);
    /**
     * 动态条件查询菜品
     *
     * @param dish
     * @return
     */
    List<Dish> list(Dish dish);
}
